import router from "./router";
import store from "./store";
import { Message } from "element-ui";
import NProgress from "nprogress"; // progress bar
import "nprogress/nprogress.css"; // progress bar style
import { getToken } from "@/utils/auth"; // get token from cookie
import getPageTitle from "@/utils/get-page-title";

NProgress.configure({ showSpinner: false }); // NProgress Configuration

const whiteList = ["/login", "/auth-redirect"]; // no redirect whitelist

router.beforeEach(async (to, from, next) => {
  // start progress bar
  NProgress.start();
  // set page title
  document.title = getPageTitle(to.meta.title);
  // determine whether the user has logged in
  const hasToken = getToken();
  if (hasToken) {
    if (to.path === "/login") {
      // if is logged in, redirect to the home page
      next({ path: "/" });
      NProgress.done(); // hack: https://github.com/PanJiaChen/vue-element-admin/pull/2939
    } else {
      // determine whether the user has obtained his permission roles through getInfo
      // const hasRoles = store.getters.roles && store.getters.roles.length > 0;
      // const hasRoles = store..roles;
      const hasRoles = store.state.user.roles;
      // next();
      if (hasRoles === "0" || hasRoles === "1") {
        if (hasRoles === "1") {
          router.options.routes.forEach((item) => {
            if (item.path === "/Users") {
              item.hidden = true;
            }
          });
        }
        if (hasRoles === "0") {
          // 隐藏user页面
          router.options.routes.forEach((item) => {
            if (item.path === "/Users") {
              item.hidden = false;
            }
          });
        }
        next();
      } else {
        // console.log("没有权限");
        try {
          // get user info
          // note: roles must be a object array! such as: ['admin'] or ,['developer','editor']
          const { role_type } = await store.dispatch("user/getInfo");
          // console.log("role_type", role_type);
          // generate accessible routes map based on roles
          // const accessRoutes = await store.dispatch(
          //   "permission/generateRoutes",
          //   roles
          // );

          // dynamically add accessible routes
          // router.addRoutes(accessRoutes);

          // hack method to ensure that addRoutes is complete
          // set the replace: true, so the navigation will not leave a history record
          next({ ...to, replace: true });
        } catch (error) {
          // remove token and go to login page to re-login
          await store.dispatch("user/resetToken");
          Message.error(error || "Has Error");
          // next(`/login?redirect=${to.path}`);
          next(`/login`);
          NProgress.done();
        }
      }
    }
  } else {
    /* has no token*/

    if (whiteList.indexOf(to.path) !== -1) {
      // in the free login whitelist, go directly
      next();
    } else {
      // other pages that do not have permission to access are redirected to the login page.
      next(`/login?redirect=${to.path}`);
      NProgress.done();
    }
  }
});

router.afterEach(() => {
  // finish progress bar
  NProgress.done();
});
